Merge PR anomalyco#1333: fix: make description parameter optional in bash tool

Merged from: anomalyco#1333
Author: @pepperpepperpepper
Auto-merged by opencode-fork integration system

Author: René

packages/opencode/src/tool/bash.ts

@@ -33,7 +33,8 @@ export const BashTool = Tool.define("bash", {
       .string()
       .describe(
         "Clear, concise description of what this command does in 5-10 words. Examples:\nInput: ls\nOutput: Lists files in current directory\n\nInput: git status\nOutput: Shows working tree status\n\nInput: npm install\nOutput: Installs package dependencies\n\nInput: mkdir foo\nOutput: Creates directory 'foo'",
-      ),
+      )
+      .optional(),
   }),
   async execute(params, ctx) {
     const timeout = Math.min(params.timeout ?? DEFAULT_TIMEOUT, MAX_TIMEOUT)